Published in Psyche, in 1920, in volume 27, pages 20

Published in Psyche, in 1920, in volume 27, pages 34-45

Published in Psyche (Cambridge), in 1920, in volume 27, pages 46-55

Published in Psyche, in 1920, in volume 27, pages 63-66

Published in Psyche, in 1920, in volume 27, pages 78-81

Published in Psyche, in 1920, in volume 27, pages 112-115

Published in Psyche, in 1920, in volume 27, pages 144-146

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 1, pages 1-5

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 1, pages 6-12

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 1, pages 13-14

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 1, pages 15-19

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 1, pages 19-20

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 4, pages 72-74

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 4, pages 74-78

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 4, pages 81-85

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 4, pages 87-88

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 5, pages 101-111

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 5, pages 116-127

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 5, pages 127-128

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 5, pages 129

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 6, pages 135-137

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 6, pages 137-139

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 6, pages 139-143

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 6, pages 146-150

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 6, pages 151-153

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 6, pages 154-155

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 2-3, pages 55-58

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 2-3, pages 59-62

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 2-3, pages 62-63

Published in Psyche: A Journal of Entomology, in 1920, in volume 27, issue 2-3, pages 66